. >> the naacp legal defense fund calls your work junk science, and they stand behind that. there's 11 big names statisticians who are nonpartisan from harvard, stanford, u penn on and on that said your methodology is completely flawed and your findings should not be taken seriously. let's not litigate that here. let's talk about stacy dale and allen kruger, who economists who push lished a major peer-reviewed essay. in the national bureau of economic research that found that selectivity definitely has economic benefit force black and latino students. no economic benefits over the long term for white students but unquestionable benefits for black and latino students. what do you say to that? >> alan kruger didn't say they were unquestionable benefits and our work is peer reviewed. there's a mountain of articles on which it's based. those 11 scholars focused on one debate in which there isn't a single critique that is peer reviewed. the weight of the evidence is on our side. kruger is an excellent economist and his article is an important one, but there are about six articles